<h1>Une erreur est apparue</h1> 
<h2><?php echo $this->message; ?></h2> 

<h3>Exception information:</h3> 
<p> 
  <b>Message:</b> <?php echo $this->exception->getMessage(); ?> 
</p> 

<h3>Stack trace:</h3> 
<pre><?php echo $this->exception->getTraceAsString(); ?> 
</pre> 

<h3>Request Parameters:</h3> 
<pre><?php var_dump($this->request->getParams()); ?> 
</pre> 